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lateral variation造句

"lateral variation"是什麼意思  lateral variationの例文  

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  • 2 , the image of sn - wave velocity lateral variation is reconstructed in china continent by tomography method using 43646 sn rays
    2 、用了43646條sn射線反演得到中國大陸上地幔頂部s波速度橫向變化。
  • 1 , travel times of 91138 pn arrivals recorded from china and adjacent regional earthquakes are inverted in a tomographic study to map the lateral variations and anisotropy of pn velocity of the uppermost mantle
    1 、用91138條pn射線的走時反演出中國大陸上地幔頂部的p波速度橫向變化和各向異性分布。
  • In this paper the author studies the theory and method of refraction tomography at uppermost mantle . the images of p - and s - wave velocity lateral variation are rebuilded at uppermost mantle beneath china continent , and anisotropy of p - wave velocities are obtained on the basis of pn and sn travel time data in china and adjacent area by tomography technique
    本文在詳細分析研究了上地幔頂部折射波層析成像技術的理論和方法及其發展歷程的基礎上,搜集了中國大陸及鄰區的pn和sn到時資料,利用層析成像技術,重建了中國大陸上地幔頂部的p波和s波速度橫向變化圖像,并反演出p波波速的各向異性分布。
  • The dissertation focuses on seismic wavefield forward modeling and migration for the fractured reservoir . the paper integrates and researches the wavefield extrapolation operator for lateral variation of velocity , analysis of the wavefield characteristic , forward modeling and depth migration of prestack and poststack seismic wavefield , creation of wavelet , design of the model with fracture and cavity , and computation of reflectivity
    本文圍繞縫洞儲層地震波場正演與偏移問題,對橫向變速波場延拓算子;疊前與疊后正演模擬;疊前與疊后深度偏移;子波的生成;縫洞模型的設計、反射系數的求取、正演、偏移及其波場特征分析進行了一體化研究。
  • The paper concentrates on seismic wave - field forward modeling and migration for the fractured reservoir . it researches the wavefield extrapolation operator for lateral variation of velocity , design four theoretical models and seven practical models with fracture and cavity . base on the progenitor , in the frequency - wavenumber domain with the pspi wavefield extrapolation operator and arithmetic of forward modeling and migration that applied lateral variation of velocity which is strong , the paper obtains the result of numerical simulation and the wavefield characteristic by the way of the forward modeling and depth migration of poststack seismic wavefield
    本文圍繞縫洞儲層地震波場正演與偏移問題,研究了適用于橫向變速波場延拓算子,建立了四個理論的縫洞模型和七個實際的縫洞模型,在總結、分析前人的研究成果的基礎上,利用適合橫向速度劇烈變化的相移加插值的波場延拓算子,在頻率?波數域對上述的地質模型進行正演、偏移處理,最后得到了縫洞儲層地震波場的一些特征。
  • Firstly , the paper starts from the one - way wave equation of wavefield extrapolation , research the relationship and transform condition of wavefield extrapolation operators , and improves on the wavefield extrapolation operator and so heightens the operation efficiency , and chooses the pspi that fits to the lateral variation of velocity to resolve the wave - equation , which lay a foundation of the theoretic study
    首先,從波場延拓的單程波方程出發,研究了頻率?波數域的波場延拓算子之間的相互關系和轉換條件,并在此基礎上改進了波場延拓方案和提高了運算效率,選擇了適合于縱橫向速度劇烈變化的pspi方法求解波動方程,為整個研究打下了理論基礎。
  • It's difficult to find lateral variation in a sentence. 用lateral variation造句挺難的
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